[INFO] fetching crate crossfire 1.0.1... [INFO] checking crossfire-1.0.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate crossfire 1.0.1 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate crossfire 1.0.1 on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate crossfire 1.0.1 [INFO] finished tweaking crates.io crate crossfire 1.0.1 [INFO] tweaked toml for crates.io crate crossfire 1.0.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 91 packages to latest compatible versions [INFO] [stderr] Adding addr2line v0.22.0 (latest: v0.24.1) [INFO] [stderr] Adding atty v0.2.11 (latest: v0.2.14) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.15) [INFO] [stderr] Adding gimli v0.29.0 (latest: v0.31.0) [INFO] [stderr] Adding lazy_static v0.2.11 (latest: v1.5.0) [INFO] [stderr] Adding miniz_oxide v0.7.4 (latest: v0.8.0) [INFO] [stderr] Adding numtoa v0.1.0 (latest: v0.2.4) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding redox_syscall v0.2.16 (latest: v0.5.3) [INFO] [stderr] Adding stderrlog v0.4.3 (latest: v0.6.0) [INFO] [stderr] Adding termion v1.5.6 (latest: v4.0.2) [INFO] [stderr] Adding thread_local v0.3.4 (latest: v1.1.8) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.58.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c67ac84b57cfe725cd8e7b9bbc2bd322f4f0855c4818aa7940a621a3313bd5ea [INFO] running `Command { std: "docker" "start" "-a" "c67ac84b57cfe725cd8e7b9bbc2bd322f4f0855c4818aa7940a621a3313bd5ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c67ac84b57cfe725cd8e7b9bbc2bd322f4f0855c4818aa7940a621a3313bd5ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c67ac84b57cfe725cd8e7b9bbc2bd322f4f0855c4818aa7940a621a3313bd5ea", kill_on_drop: false }` [INFO] [stdout] c67ac84b57cfe725cd8e7b9bbc2bd322f4f0855c4818aa7940a621a3313bd5ea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] db237b21a0320f78f1e8a6a7d0a652247d1e08ecaf80936bada3f0357778a486 [INFO] running `Command { std: "docker" "start" "-a" "db237b21a0320f78f1e8a6a7d0a652247d1e08ecaf80936bada3f0357778a486", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking iana-time-zone v0.1.60 [INFO] [stderr] Checking tokio v1.40.0 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-channel v0.5.13 [INFO] [stderr] Checking crossbeam-queue v0.3.11 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking crossbeam v0.8.4 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking stderrlog v0.4.3 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling async-trait v0.1.81 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking crossfire v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/channel/select.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | drop($rx); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 241 | try_recv_poll!(_self, i, rx, ctx, wakers); [INFO] [stdout] | ----------------------------------------- [INFO] [stdout] | | | [INFO] [stdout] | | argument has type `&Box>` [INFO] [stdout] | in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] = note: this warning originates in the macro `try_recv_poll` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/channel/select.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | drop($rx); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 257 | try_recv_poll!(_self, last_index, rx, ctx, wakers); [INFO] [stdout] | -------------------------------------------------- [INFO] [stdout] | | | [INFO] [stdout] | | argument has type `&Box>` [INFO] [stdout] | in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: this warning originates in the macro `try_recv_poll` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/channel/select.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | drop($rx); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 273 | try_recv_poll!(_self, i, rx, ctx, wakers); [INFO] [stdout] | ----------------------------------------- [INFO] [stdout] | | | [INFO] [stdout] | | argument has type `&Box>` [INFO] [stdout] | in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: this warning originates in the macro `try_recv_poll` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/channel/stream.rs:23:27 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn new(rx: R) -> Self { [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 23 | Self { rx, waker: None, phan: Default::default(), ended: false } [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/mpmc/tx.rs:36:15 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn send(&self, item: T) -> Result<(), SendError> { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 36 | match self.sender.send(item) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/mpmc/tx.rs:47:15 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn try_send(&self, item: T) -> Result<(), TrySendError> { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 47 | match self.sender.try_send(item) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/mpmc/tx.rs:125:15 [INFO] [stdout] | [INFO] [stdout] 124 | pub fn try_send(&self, item: T) -> Result<(), TrySendError> { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 125 | match self.sender.try_send(item) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/mpsc/tx.rs:35:15 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn send(&self, item: T) -> Result<(), SendError> { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 35 | match self.sender.send(item) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/mpsc/tx.rs:46:15 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn try_send(&self, item: T) -> Result<(), TrySendError> { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 46 | match self.sender.try_send(item) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/mpsc/tx.rs:117:15 [INFO] [stdout] | [INFO] [stdout] 116 | pub fn try_send(&self, item: T) -> Result<(), TrySendError> { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 117 | match self.sender.try_send(item) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 7 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `crossfire` (lib) due to 8 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/channel/select.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | drop($rx); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 241 | try_recv_poll!(_self, i, rx, ctx, wakers); [INFO] [stdout] | ----------------------------------------- [INFO] [stdout] | | | [INFO] [stdout] | | argument has type `&Box>` [INFO] [stdout] | in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] = note: this warning originates in the macro `try_recv_poll` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/channel/select.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | drop($rx); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 257 | try_recv_poll!(_self, last_index, rx, ctx, wakers); [INFO] [stdout] | -------------------------------------------------- [INFO] [stdout] | | | [INFO] [stdout] | | argument has type `&Box>` [INFO] [stdout] | in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: this warning originates in the macro `try_recv_poll` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/channel/select.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | drop($rx); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 273 | try_recv_poll!(_self, i, rx, ctx, wakers); [INFO] [stdout] | ----------------------------------------- [INFO] [stdout] | | | [INFO] [stdout] | | argument has type `&Box>` [INFO] [stdout] | in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: this warning originates in the macro `try_recv_poll` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/channel/stream.rs:23:27 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn new(rx: R) -> Self { [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 23 | Self { rx, waker: None, phan: Default::default(), ended: false } [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/mpmc/tx.rs:36:15 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn send(&self, item: T) -> Result<(), SendError> { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 36 | match self.sender.send(item) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/mpmc/tx.rs:47:15 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn try_send(&self, item: T) -> Result<(), TrySendError> { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 47 | match self.sender.try_send(item) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/mpmc/tx.rs:125:15 [INFO] [stdout] | [INFO] [stdout] 124 | pub fn try_send(&self, item: T) -> Result<(), TrySendError> { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 125 | match self.sender.try_send(item) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/mpmc/bounded.rs:395:21 [INFO] [stdout] | [INFO] [stdout] 395 | tx_done1.send(()).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 395 | let _ = tx_done1.send(()).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/mpmc/bounded.rs:402:21 [INFO] [stdout] | [INFO] [stdout] 402 | tx_done2.send(()).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 402 | let _ = tx_done2.send(()).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/mpmc/bounded.rs:911:33 [INFO] [stdout] | [INFO] [stdout] 907 | let (tx, rx) = bounded_future_both::(100); [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 908 | assert!(timeout(Duration::from_secs(1), rx.recv()).await.is_err()); [INFO] [stdout] 909 | let (tx_done, rx_done) = crossbeam::channel::bounded::(1); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 910 | tokio::spawn(async move { [INFO] [stdout] 911 | match rx.recv().await { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/mpsc/tx.rs:35:15 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn send(&self, item: T) -> Result<(), SendError> { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 35 | match self.sender.send(item) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/mpsc/tx.rs:46:15 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn try_send(&self, item: T) -> Result<(), TrySendError> { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 46 | match self.sender.try_send(item) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/mpsc/tx.rs:117:15 [INFO] [stdout] | [INFO] [stdout] 116 | pub fn try_send(&self, item: T) -> Result<(), TrySendError> { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 117 | match self.sender.try_send(item) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/mpsc/bounded.rs:575:25 [INFO] [stdout] | [INFO] [stdout] 556 | let rt = tokio::runtime::Builder::new_multi_thread() [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 562 | let (tx, rx) = bounded_tx_blocking_rx_future::(1); [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 575 | rt.block_on(async move { [INFO] [stdout] | _________________________^ [INFO] [stdout] 576 | | loop { [INFO] [stdout] 577 | | tokio::time::sleep(Duration::from_secs(1)).await; [INFO] [stdout] 578 | | } [INFO] [stdout] 579 | | }) [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 9 previous errors; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `crossfire` (lib test) due to 10 previous errors; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "db237b21a0320f78f1e8a6a7d0a652247d1e08ecaf80936bada3f0357778a486", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db237b21a0320f78f1e8a6a7d0a652247d1e08ecaf80936bada3f0357778a486", kill_on_drop: false }` [INFO] [stdout] db237b21a0320f78f1e8a6a7d0a652247d1e08ecaf80936bada3f0357778a486